diff --git a/rubygem-clutter-gdk.spec b/rubygem-clutter-gdk.spec
index ed7a6ee..fe4f61e 100644
--- a/rubygem-clutter-gdk.spec
+++ b/rubygem-clutter-gdk.spec
@@ -3,7 +3,7 @@
 %undefine        _changelog_trimtime
 
 Name:		rubygem-%{gem_name}
-Version:	4.1.7
+Version:	4.1.8
 Release:	1%{?dist}
 
 Summary:	Ruby binding of GDK specific API of Clutter
@@ -44,7 +44,7 @@ Documentation for %{name}.
 mv ../%{gem_name}-%{version}.gemspec .
 
 # Allow ruby-gnome2 no less than ones
-sed -i -e 's|= 4\.1\.7|>= 4.1.7|' %{gem_name}-%{version}.gemspec
+sed -i -e 's|= 4\.1\.8|>= 4.1.8|' %{gem_name}-%{version}.gemspec
 
 %build
 gem build %{gem_name}-%{version}.gemspec
@@ -79,6 +79,9 @@ popd
 %doc	%{gem_docdir}
 
 %changelog
+* Mon Jun 26 2023 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.1.8-1
+- 4.1.8
+
 * Thu Jun  1 2023 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.1.7-1
 - 4.1.7
 
diff --git a/sources b/sources
index ad0966c..cf08ee5 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (clutter-gdk-4.1.7.gem) = 70d08d96b6dc4477af1f9334004e56d67936c9b0a9af3de57ff2bebfba4d28fd806b89c368b821015f458026e6902db80af414f114a520e27e7c02a48993cf2b
+SHA512 (clutter-gdk-4.1.8.gem) = 0f6193fdd4ebefb0fef9cb217f4d9fc94b3a2e30e32d0a6459c7661f3a5f21aea2a9476110490fe1b53d0685d52a29ee6b1c5b036aca40661bfa400c9321f736